# Opsin funding: rounds and investors > Opsin has raised $21M across 2 rounds since 2024. Investors include Race Capital, SYN Ventures and Plug and Play. Every round with its source. Source: https://millionrounds.com/company/opsin (Millionrounds; every figure on the page links to its filing or article) United States · [Series A startup](https://millionrounds.com/companies) # Who invested in *Opsin* 2 rounds we have observed, with the 3 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it. AI Cybersecurity Raised this month Funding summary Updated 26 Oct 2026 **$21M** raised across 2 rounds since 2024, from 2 sources - **Latest round:** Series A, $21M Oct 2026 - **Led by:** Race Capital and SYN Ventures - **Investors:** 3 (2 led) See who backed them ## The funding story Each circle is a round, placed by date and sized by amount. The line above is the running total. 2025 2026 **?** Venture **$21M** Series A - **First round:** Venture - **Biggest round:** $21M - **Between rounds:** 2 years ## The rounds - **Oct 2026** Series A **$21M** *1 new* *1 returning* [Race Capital](https://millionrounds.com/fund/race-capital) Lead [SYN Ventures](https://millionrounds.com/fund/syn-ventures) Lead Reported by The SaaS News - **Oct 2024** Venture **Amount undisclosed** *2 new* [Plug and Play](https://millionrounds.com/fund/plug-and-play) [Race Capital](https://millionrounds.com/fund/race-capital) Source recorded ## Founders and team From Opsin's own website: 3 founders. **James Pham** Co-Founder & CEO **Jeremy Mailen** Co-Founder & CTO **Oz Wasserman** Co-Founder & CPO ## Who was in which round The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led. **Venture** 2024 **Series A** 2026 [Race Capital](https://millionrounds.com/fund/race-capital) L [SYN Ventures](https://millionrounds.com/fund/syn-ventures) L [Plug and Play](https://millionrounds.com/fund/plug-and-play) ## Everyone who backed them [Race Capital](https://millionrounds.com/fund/race-capital) VC firm **2** rounds, led 1 [SYN Ventures](https://millionrounds.com/fund/syn-ventures) VC firm **1** round, led 1 [Plug and Play](https://millionrounds.com/fund/plug-and-play) Accelerator **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=opsin). ## Quick answers about Opsin ### Who invested in Opsin? Opsin's investors include Race Capital, SYN Ventures and Plug and Play. Race Capital led its latest round. ### How much has Opsin raised? Opsin has raised $21M across 2 rounds since 2024. One round did not disclose an amount, so the total is a floor. ### When did Opsin last raise? Opsin's most recent round was a Series A of $21M in Oct 2026, led by Race Capital. ### What was Opsin's biggest round? Its most recent round, $21M in Oct 2026, is also its largest on record. ### Who backed Opsin first? Opsin's first round on record, in Oct 2024, was backed by Plug and Play and Race Capital. ### What stage is Opsin at? Opsin's latest named round is a Series A, in Oct 2026. ### Where is Opsin based? Opsin is based in the United States. ### Who led Opsin's rounds? Race Capital led the Series A in 2026. ## Companies like Opsin In the same sector, and raised in the last eighteen months. [**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**Albert Invent** $20M · Oct 2026](https://millionrounds.com/company/albert-invent)[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Pika** $216M · Oct 2026](https://millionrounds.com/company/pika)[**Vertical Semiconductor** $84M · Oct 2026](https://millionrounds.com/company/vertical-semiconductor) ## Find investors like these Search every investor by what they have actually funded, then narrow to your stage and market. Free. Open the investor searchOr these rounds in the app